$OpenBSD: patch-Makefile_in,v 1.1 2015/07/13 00:56:55 stu Exp $
--- Makefile.in.orig	Sat Aug 17 11:28:45 2013
+++ Makefile.in	Wed Apr 29 15:41:02 2015
@@ -205,10 +205,10 @@ libraries:
 doc: doc/dbus.n doc/dbus.html
 
 doc/dbus.n: $(srcdir)/doc/dbus.man
-	$(DTPLITE) -o $@ nroff $+
+	$(DTPLITE) -o $@ nroff $+ $>
 
 doc/dbus.html: $(srcdir)/doc/dbus.man
-	$(DTPLITE) -o $@ html $+
+	$(DTPLITE) -o $@ html $+ $>
 
 install: all install-binaries install-libraries @INSTALLDOC@
 
